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LED indications
Table 2 Navigation LED indications
Behaviour
Permanently switched on
Blinking every second
Off
Blinking fast constantly
Table 3 Status LED indications
Behaviour
Blinking every second
Blinking every two seconds
Blinking fast for a short time
Off
Meaning
GNSS signal is not received
Normal mode, GNSS is working
GNSS is turned off because:
Device is not working or Device is in
sleep mode
Device firmware is being flashed
Meaning
Normal mode
Sleep mode
Modem activity
Device is not working or Device is in
boot mode
Characteristics
Basic characteristics
Table 4 Basic characteristics
Module
Name
Technology
GNSS
GNSS
Receiver
Tracking sensitivity
Accuracy
Hot start
Warm start
Cold start
Cellular
Technology
2G bands
GPRS
Data transfer
Data support
11
Teltonika TM2500
GSM ,GPRS, GNSS, BLUETOOTH
GPS, GLONASS, GALILEO, BEIDOU, SBAS, QZSS,
DGPS
33/99 acquisition channel
-165 dBM
< 3 m
< 1 s
< 25 s
< 35 s
GSM/GPRS
Quad-band 850/900/1800/1900 MHz
GPRS Mobile Station Class B
GPRS Multi-Slot Class 12 (up to 240 kbps)
SMS (text/data)
FMB640| Wiki
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